Jeff Pang wrote:
> Noah:
>
>>
>> sub exiting {
>> my ($hostname, %login) = @_;
>
> Passing arguments like this has no such problem.
> But you'd better pass the hash as a reference to the subroutine.
...or bundle _all_ parameters into a hashref, which I've found to be
ohhhhh so extensible, with no risk of accidentally using the hash as
part of an array :)
> exiting($hostname, \%login);
exiting({
hostname => $hostname,
login => \%login,
});
> sub exiting {
> my $hostname = shift;
> my %login = %{+shift};
> ...
> }
sub exiting {
my $params = shift;
my $hostname = $params->{ hostname };
my $login = $params->{ login };
use Data::Dumper;
print Dumper $params;
#...
}
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